Results 71 to 80 of about 77,247 (242)

Assessing Specialized Metabolite Diversity in the Cosmopolitan Plant Genus Euphorbia L.

open access: yesFrontiers in Plant Science, 2019
Coevolutionary theory suggests that an arms race between plants and herbivores yields increased plant specialized metabolite diversity and the geographic mosaic theory of coevolution predicts that coevolutionary interactions vary across geographic scales.
M. Ernst   +18 more
semanticscholar   +1 more source

Triterpenes from Euphorbia rigida

open access: yesPharmacognosy Research, 2010
Phytochemical studies of the aerial parts of Euphorbia rigida afforded three triterpenes: betulin (1), cycloart-23Z-ene-3, 25-diol (2) and cycloartan-3, 24, 25-triol (3), firstly isolated from this plant. The structures and relative stereochemistry were determined on the basis of extensive spectroscopic analyses, including 1D and 2D NMR experiments (1H
Noureddine Gherraf   +9 more
openaire   +4 more sources

Lactifluus persicinus sp. nov. from the gallery forests of West Cameroon [PDF]

open access: yes, 2017
During field work in the Noun division of western Cameroon during 2011, 2012, and 2014, several collections of an unknown Lactifluus species were discovered in a gallery forest with Uapaca guineensis. Molecular and morphological research shows that these
De Crop, Eske   +3 more
core   +1 more source

Bioactive Diterpenoids from the Stems of Euphorbia royleana.

open access: yesJournal of Natural Products, 2019
Two ingenane- (1 and 2), two ent-atisane- (3 and 4), two ent-kaurane- (5 and 6), two ent-abietane- (7 and 8), and one ent-isopimarane-type (9) diterpenoid and 12 known analogues have been isolated from the methanolic extract of the stems of Euphorbia ...
Peixia Wang   +13 more
semanticscholar   +1 more source

A Synopsis of the Coreoidea (Heteroptera) of Michigan [PDF]

open access: yes, 2018
An overview of the species of Coreoidea (Alydidae, Coreidae, and Rhopalidae) found in Michigan is presented, along with identification keys, distribution maps, and relevant literature.
Swanson, D. R
core   +2 more sources

Distinct triterpene synthases in the laticifers of Euphorbia lathyris

open access: yesScientific Reports, 2019
Euphorbia lathyris was proposed about fifty years ago as a potential agroenergetic crop. The tremendous amounts of triterpenes present in its latex has driven investigations for transforming this particular biological fluid into an industrial hydrocarbon
Edith C F Forestier   +10 more
semanticscholar   +1 more source

Kritičke primjedbe o srodnosti vrsta Euphorbia saxatilis-triflora-kerneri [PDF]

open access: yes, 1969
Na temelju revizije herbarskog materijala i vlastitih terenskih istraživanja autor dolazi do zaključka da vrsta Euphorbia saxatilis najvjerojatnije ne dolazi u Jugoslaviji.
Livio Poldini
core   +1 more source

Wrightia. [PDF]

open access: yes, 1972
v.5 (1972 ...
Southern Methodist University.   +2 more
core   +1 more source

Investigation of Premyrsinane and Myrsinane Esters in Euphorbia cupanii and Euphobia pithyusa with MS2LDA and Combinatorial Molecular Network Annotation Propagation.

open access: yesJournal of Natural Products, 2019
The species Euphorbia pithyusa and Euphorbia cupanii are two closely related Mediterranean spurges for which their taxonomic relationships are still being debated. Herein, the diterpene ester content of E.
Mélissa Nothias-Esposito   +10 more
semanticscholar   +1 more source

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